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Date: Fri, 19 Jun 2009 17:13:32 +0200 From: Jiri Slaby <jirislaby@...il.com> To: linux-driver@...gic.com Cc: davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Jiri Slaby <jirislaby@...il.com> Subject: [PATCH 1/1] Net: qla3xxx, remove sleeping in atomic Hi, we've found this sleep-inside-spinlock. The fix below totally untested, please review carefully. -- We cannot sleep in ql_reset_work under spinlock, unlock before sleep, relock after. Signed-off-by: Jiri Slaby <jirislaby@...il.com> --- drivers/net/qla3xxx.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c index 8a823ec..bbc6d4d 100644 --- a/drivers/net/qla3xxx.c +++ b/drivers/net/qla3xxx.c @@ -3837,7 +3837,9 @@ static void ql_reset_work(struct work_struct *work) 16) | ISP_CONTROL_RI)); } + spin_unlock_irqrestore(&qdev->hw_lock, hw_flags); ssleep(1); + spin_lock_irqsave(&qdev->hw_lock, hw_flags); } while (--max_wait_time); spin_unlock_irqrestore(&qdev->hw_lock, hw_flags); -- 1.6.3.2 caught by stanse -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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